1485781954 has 8 divisors (see below), whose sum is σ = 2276091648. Its totient is φ = 727084740.

The previous prime is 1485781939. The next prime is 1485781987. The reversal of 1485781954 is 4591875841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7903002 + ... + 7903189.

It is an arithmetic number, because the mean of its divisors is an integer number (284511456).

Almost surely, 2^1485781954 is an apocalyptic number.

1485781954 is a deficient number, since it is larger than the sum of its proper divisors (790309694).

1485781954 is a wasteful number, since it uses less digits than its factorization.

1485781954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15806240.

The product of its digits is 1612800, while the sum is 52.

The square root of 1485781954 is about 38545.8422401172. The cubic root of 1485781954 is about 1141.0859545303.

The spelling of 1485781954 in words is "one billion, four hundred eighty-five million, seven hundred eighty-one thousand, nine hundred fifty-four".